Results 31 to 40 of about 540,012 (294)

Switched-Current Chaotic Neurons [PDF]

open access: yes, 1994
The Letter presents two nonlinear CMOS current-mode circuits that implement neuron soma equations for chaotic neural networks. They have been fabricated in a double-metal, single-poly 1.6µm CMOS technology.
Delgado Restituto, Manuel   +1 more
core   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

A Novel Power Electronic Inverter Circuit for Transformerless Photovoltaic Systems

open access: yesActive and Passive Electronic Components, 2014
Capacitive leakage current is one of the most important issues for transformerless photovoltaic systems. In order to deal with the capacitive leakage current, a new power electronic inverter circuit is proposed in this paper.
Cao Hai-Yan
doaj   +1 more source

DIGITAL AC WATTMETER BASED MICROCONTROLLER ATMEGA8 [PDF]

open access: yes, 2013
The purpose of this final project is to create a harware Digital AC Wattmeter Based Microcontroller ATmega8, drafting software Digital AC Wattmeter Based Microcontroller ATmega8 and knowing performance Digital AC Wattmeter Based Microcontroller ATmega8.
Ageng , Pidaksa
core  

Non-Markovian qubit dynamics in a circuit-QED setup [PDF]

open access: yes, 2015
We consider a circuit-QED setup that allows the induction and control of non-Markovian dynamics of a qubit. Non-Markovianity is enforced over the qubit by means of its direct coupling to a bosonic mode which is controllably coupled to other qubit-mode ...
Cárdenas, P. C.   +2 more
core   +2 more sources

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

A basic building block approach to CMOS design of analog neuro/fuzzy systems [PDF]

open access: yes, 1994
Outlines a systematic approach to design fuzzy inference systems using analog integrated circuits in standard CMOS VLSI technologies. The proposed circuit building blocks are arranged in a layered neuro/fuzzy architecture composed of 5 layers ...
Linares Barranco, Bernabé   +3 more
core   +1 more source

Designer's Casebook-current-mode minimax circuit [PDF]

open access: yesIEEE Circuits and Devices Magazine, 1992
The minimum-maximum (minimax) circuit selects the minimum and maximum of two input currents. Four transistors in matched pairs are operated in the saturation region. Because the behavior of the circuit is based on matched devices and is independent of the relationship between the drain current and the gate-source voltage, transistor pairs may operate ...
openaire   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Simulation and research of battery simulator based on sliding mode control

open access: yesDianzi Jishu Yingyong, 2022
Based on the current reversible chopper circuit, the Buck-Boost converter is constructed by sliding mode control method, and a battery simulator with two-way current flow in topological structure is implemented to simulate the charging and discharging ...
Hu Xia, Cao Wenzhang, Dai Yuanyuan
doaj   +1 more source

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